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Hejin Xiong - IEEE Xplore Author Profile

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The central heating system is a type of system that provides heating for an entire area within a building, transferring heat from a Centralized energy source to user buildings through a heat exchange station. This station is crucial for the system’s efficiency and directly impacts people’s quality of life. Conventional PID control, often used in heat exchange stations, struggles with precision and...Show More
The stability and safety of the power system’s control device need to be enhanced in light of China’s success with high-voltage equipment technology and smart grid development. The essential switch in the power system is the HV circuit breaker. It has a significant impact on the stability and safety of the electric power system. However, the high-voltage circuit breaker will have problems such as ...Show More
This paper proposes a sensorless control method for Permanent Magnet Synchronous Motors (PMSM) based on the Second-Order Super-Twisting Sliding Mode Observer (STSMO) and Active Disturbance Rejection Controller (ADRC). The study examines the principles and shortcomings of traditional PMSM control and introduces a second-order ADRC control system, which includes the Tracking Differentiator (TD), Ext...Show More
This study proposes an innovative multi-objective optimization scheduling model for micro grids, which integrates real-time meteorological data and load forecasting technology to achieve comprehensive scheduling of distributed energy sources such as solar photovoltaic, wind power, micro-turbine, diesel generator, and energy storage batteries. The model particularly emphasizes the balance of operat...Show More
Today, with the idea of “green development” gradually gaining popularity, the country's requirements for urban sewage treatment and standard discharge are also getting higher and higher. Aiming at the complexity of biochemical reactions in urban domestic sewage treatment, this paper uses the intrinsic mechanism of BSM1 Simulation system (Benchmark Simulation Model No.1) to build a simulation exper...Show More
This article presents a comprehensive study on Maximum Power Tracking (MPPT) and Linear Active Disturbance Rejection Control (LADRC) of grid-connected inverters in photovoltaic power generation systems. Firstly, the principles and characteristics of photovoltaic power generation are analyzed, and a detailed introduction to the basic principles and implementation methods of MPPT technology is provi...Show More
This study explores in depth an innovative control strategy specifically for permanent magnet synchronous motors (PMSMs) that do not require position sensors. The control strategy combines advanced technologies of superspiral sliding mode observer (STSMO), active anti-disturbance control (ADRC) and sliding mode controller (SMC). Among them, STSMO, with its excellent observation algorithm, can prov...Show More
With the continuous deterioration of the environment, electric vehicles are widely used in daily life, so how to achieve the stable output of load voltage during wireless charging is the main problem of current research. In this paper, LCC-S(LCC-S resonance compensation topology) circuit is used as resonant topology to realize constant voltage output, ADRC(Active Disturbance Rejection Control) is ...Show More
With the progress of science and technology and the improvement of living standards, the role of electricity in human life is becoming increasingly important, and a large number of nonlinear devices will also be connected to the power grid, which will cause harmonic pollution and seriously affect other electrical equipment in the power grid. To address this issue, active power filters have been pr...Show More
The rapid emergence and evolution of industrial technology have highlighted the need for more effective ways to address the energy consumption and environmental pollution issues. One of the most promising technologies for addressing these problems is the use of photovoltaic power generation. Photovoltaic power generation is a technology that converts solar energy into electrical energy, which effe...Show More
The traditional permanent magnet synchronous motor(PMSM) speed control usually adopts PI control, which has some problems such as insufficient anti-interference ability and startup overshoot. Here we propose a control method that relies on active disturbance rejection controller(ADRC), which is used to substitute the PI controller in the speed loop, and comparisons are made with traditional PI con...Show More
Permanent magnet synchronous motors are widely used in various industries. The traditional PI control has low control precision and is difficult to satisfy the control performance as high as possible. In this paper, a permanent magnet synchronous motor vector control system with multiple active disturbance rej ection controllers with current loop and speed loop double loop control is designed, and...Show More
In the position control of permanent magnet synchronous motor (PMSM) servo system, active disturbance rejection controller (ADRC) has strong robustness and anti-interference ability compared with traditional PID controller. In this paper, a method based on radial basis neural network (RBF) to adjust the parameters of the state observer (ESO) is proposed to realize the real-time estimation and accu...Show More
To address the problem that the traditional control method of permanent magnet synchronous traction motor for rail vehicles can hardly meet the requirements of high performance control of the system, this paper adopts the second-order active disturbance rejection controller instead of the traditional PI regulator for the research and design of the system. The proposed strategy is simulated by buil...Show More
This paper proposes a scheme for the research of wheeled pipe robots. On the basis of understanding the research background of wheel pipe robot control and the research status at home and abroad, a matching motion model is established for the wheel pipe robot and its transfer function is calculated. Simulink module is used to build the system model, add interference, and carry out simulation exper...Show More
Since the beginning of the 21st century, due to the lack of energy on a global scale, distributed energy based on inverter interfaces has gradually been valued by countries all over the world, and its proportion in the power system has also increased year by year. Virtual synchronous generator technology has received extensive attention from many scholars in the world because of its ability to mak...Show More
With the improvement of high-speed motor technical requirements, the PID-controlled Active Magnetic Bearings (AMB)-rotor system gradually shows its shortcomings. In this regard, this paper proposes to use sliding mode controller (SMC) to constrain the magnetic bearing. Based on the introduction of the AMB structure, this paper establishes a mathematical model of a single-degree-of-freedom(DOF) mag...Show More
Nowadays, the complex structure of power system and the diversification of power load continue to cause power quality problems. Traditional power conditioning devices cannot continuously adjust transient power quality problems. Therefore, a Unified Power Quality Conditioner (UPQC) Continuously adjust power quality issues such as drops and harmonics. This article takes UPQC as the research object, ...Show More
Bearingless induction motor(BIM) is a kind of motor which combines the advantages of magnetic bearing and the excellent performance of traditional induction motor. In order to control the multi-variable coupling rotor suspension control system of BIM more quickly and reliably, it is necessary to study several control strategies of BIM suspension system. In this paper, a fractional order PID contro...Show More
Adding an LC filter on the inverter side can filter out the switching voltage harmonics, so that the output voltage is approximately sinusoidal. In the permanent magnet synchronous motor control system, the effect of speed control determines to a large extent the static stability of the system and the effect of motor speed and torque output. In order to make the speed control system meet the stric...Show More
Permanent magnet synchronous generator system is generally composed of PMSG and converter. In recent years, permanent magnet synchronous generators have been widely used in various fields due to their low loss and high power factor. However, the output DC voltage is unstable and easily interfered by other factors. How to control DC voltage stability has also become a research hotspot. For DC load,...Show More
At present, the PID control is the most basic control method of the Active Magnetic Bearing, but the integer order PID control sometimes fails to get the reliability and stability requirements of the system. Fractional PID control is a generalization of traditional PID control and theoretically has a better control effect. In this paper, the FO-PID control method is applied to the Active Magnetic ...Show More
Aiming at the problem that the control effect of PID-controlled active magnetic bearing (AMB)-rotor system cannot meet technical requirements of high-speed motors, this paper proposes to apply active disturbance rejection control (ADRC) to the AMB-rotor system. On the basis of introducing the structure of the radial four-degree-of-freedom (DOF) AMB, the dynamic model of the AMB-rotor system is est...Show More
High performance permanent magnet motor servo system has high requirements on the motor control precision, response speed, anti-disturbance ability and other performance indicators, and needs fast current loop response. The traditional current loop PI controller is hard to satisfy the demand of high-performance control. Moreover, the delay of the digital control link of the servo system makes the ...Show More
High performance permanent magnet synchronous motor(PMSM) servo system needs fast current response, but the uncertainty of the motor, parameter change and load disturbance during the motor operation will affect the performance of PMSM. Therefore, based on fractional order PID control technology, this paper presents the design process and implementation method of the current controller for the high...Show More